diff options
Diffstat (limited to 'drivers/infiniband/hw/cxgb3/iwch_provider.c')
-rw-r--r-- | drivers/infiniband/hw/cxgb3/iwch_provider.c | 52 |
1 files changed, 37 insertions, 15 deletions
diff --git a/drivers/infiniband/hw/cxgb3/iwch_provider.c b/drivers/infiniband/hw/cxgb3/iwch_provider.c index e2a63214008..6895523779d 100644 --- a/drivers/infiniband/hw/cxgb3/iwch_provider.c +++ b/drivers/infiniband/hw/cxgb3/iwch_provider.c @@ -195,7 +195,11 @@ static struct ib_cq *iwch_create_cq(struct ib_device *ibdev, int entries, int ve spin_lock_init(&chp->lock); atomic_set(&chp->refcnt, 1); init_waitqueue_head(&chp->wait); - insert_handle(rhp, &rhp->cqidr, chp, chp->cq.cqid); + if (insert_handle(rhp, &rhp->cqidr, chp, chp->cq.cqid)) { + cxio_destroy_cq(&chp->rhp->rdev, &chp->cq); + kfree(chp); + return ERR_PTR(-ENOMEM); + } if (ucontext) { struct iwch_mm_entry *mm; @@ -750,7 +754,11 @@ static struct ib_mw *iwch_alloc_mw(struct ib_pd *pd) mhp->attr.stag = stag; mmid = (stag) >> 8; mhp->ibmw.rkey = stag; - insert_handle(rhp, &rhp->mmidr, mhp, mmid); + if (insert_handle(rhp, &rhp->mmidr, mhp, mmid)) { + cxio_deallocate_window(&rhp->rdev, mhp->attr.stag); + kfree(mhp); + return ERR_PTR(-ENOMEM); + } PDBG("%s mmid 0x%x mhp %p stag 0x%x\n", __func__, mmid, mhp, stag); return &(mhp->ibmw); } @@ -778,37 +786,43 @@ static struct ib_mr *iwch_alloc_fast_reg_mr(struct ib_pd *pd, int pbl_depth) struct iwch_mr *mhp; u32 mmid; u32 stag = 0; - int ret; + int ret = 0; php = to_iwch_pd(pd); rhp = php->rhp; mhp = kzalloc(sizeof(*mhp), GFP_KERNEL); if (!mhp) - return ERR_PTR(-ENOMEM); + goto err; mhp->rhp = rhp; ret = iwch_alloc_pbl(mhp, pbl_depth); - if (ret) { - kfree(mhp); - return ERR_PTR(ret); - } + if (ret) + goto err1; mhp->attr.pbl_size = pbl_depth; ret = cxio_allocate_stag(&rhp->rdev, &stag, php->pdid, mhp->attr.pbl_size, mhp->attr.pbl_addr); - if (ret) { - iwch_free_pbl(mhp); - kfree(mhp); - return ERR_PTR(ret); - } + if (ret) + goto err2; mhp->attr.pdid = php->pdid; mhp->attr.type = TPT_NON_SHARED_MR; mhp->attr.stag = stag; mhp->attr.state = 1; mmid = (stag) >> 8; mhp->ibmr.rkey = mhp->ibmr.lkey = stag; - insert_handle(rhp, &rhp->mmidr, mhp, mmid); + if (insert_handle(rhp, &rhp->mmidr, mhp, mmid)) + goto err3; + PDBG("%s mmid 0x%x mhp %p stag 0x%x\n", __func__, mmid, mhp, stag); return &(mhp->ibmr); +err3: + cxio_dereg_mem(&rhp->rdev, stag, mhp->attr.pbl_size, + mhp->attr.pbl_addr); +err2: + iwch_free_pbl(mhp); +err1: + kfree(mhp); +err: + return ERR_PTR(ret); } static struct ib_fast_reg_page_list *iwch_alloc_fastreg_pbl( @@ -961,7 +975,13 @@ static struct ib_qp *iwch_create_qp(struct ib_pd *pd, spin_lock_init(&qhp->lock); init_waitqueue_head(&qhp->wait); atomic_set(&qhp->refcnt, 1); - insert_handle(rhp, &rhp->qpidr, qhp, qhp->wq.qpid); + + if (insert_handle(rhp, &rhp->qpidr, qhp, qhp->wq.qpid)) { + cxio_destroy_qp(&rhp->rdev, &qhp->wq, + ucontext ? &ucontext->uctx : &rhp->rdev.uctx); + kfree(qhp); + return ERR_PTR(-ENOMEM); + } if (udata) { @@ -1418,6 +1438,7 @@ int iwch_register_device(struct iwch_dev *dev) bail2: ib_unregister_device(&dev->ibdev); bail1: + kfree(dev->ibdev.iwcm); return ret; } @@ -1430,5 +1451,6 @@ void iwch_unregister_device(struct iwch_dev *dev) device_remove_file(&dev->ibdev.dev, iwch_class_attributes[i]); ib_unregister_device(&dev->ibdev); + kfree(dev->ibdev.iwcm); return; } |